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TECHNICAL SPECIFICATIONS:
Part Number: IS420UCSCH1A
Manufacturer: General Electric
Series: Mark VIe
Product Type: Compact Control Module (UCSB successor/alternative)
Processor: Intel Celeron-M 600 MHz (High-reliability industrial variant)
Memory: 256 MB DDR2 SDRAM
Flash Memory: 128 MB Compact Flash (Expandable)
Operating System: QNX Neutrino (Real-time OS)
Communication Ports: 3 10/100 Ethernet Ports (IONet), 1 RS-232 Serial Port
Operating Temperature: 0 to 60 °C (32 to 140 °F)
Cooling: Fanless convection cooling
Mounting: DIN-rail or base-mounted
Technology: Surface mount
Repair: 3-7 Days
Availability: In Stock
Country of Origin: United States
FUNCTIONAL DESCRIPTION:
IS420UCSCH1A is a Gateway Controller Module manufactured and designed by General Electric as part of the Mark VIe Series used in GE Distributed Turbine Control Systems. UCSCH1A controllers are compact, stand-alone controllers that run application-specific control system logic used in a diverse range of applications, such as wind turbines, gas and steam turbines, and combined-cycle power plants. The UCSC controller offers the following advantages:
The UCSC controller mounts in a panel and communicates with I/O modules through an on-board I/O network (IONet), PROFINET, High-speed Serial Link (HSSL), and/or other interfaces. The UCSCH1A controller is available in the standard three I/O port configuration and a 10 I/O port configuration. The 10 I/O port configuration, UCECH1x, consists of a standard UCSCH1A controller coupled with a seven I/O port expansion board. The UCSCH1A Embedded PROFINET Gateway (Embedded PPNG) module allows communication with PROFINET I/O devices, including RSTi-EP Slice I/O. The UCSCH1x controller is loaded with software specific to its application. As a turbine or balance of plant (BoP) controller, it runs the Mark VIe firmware and applications and utilizes IONet interfaces. IONet is a private special-purpose Ethernet that only supports Mark controls, I/O packs, and controllers.
CONNECTIVITY AND NETWORKING:
The UCSCH1A mounts within a panel and interfaces with I/O modules through several protocols, including the on-board I/O network (IONet), PROFINET, and High-speed Serial Link (HSSL). The standard configuration includes three I/O ports, but it can be scaled to a 10-port configuration (UCECH1x) by coupling the standard controller with a seven-port expansion board. Additionally, the Embedded PROFINET Gateway (Embedded PPNG) allows for seamless communication with PROFINET I/O devices, such as RSTi-EP Slice I/O.
IONET INTERFACE:
When utilized as a turbine or balance of plant (BoP) controller, the unit runs Mark VIe firmware and applications primarily through IONet interfaces. IONet is a specialized, private Ethernet network dedicated exclusively to supporting Mark controls, I/O packs, and controllers, ensuring deterministic and secure data transmission for critical control loops.
WHY PURCHASE IS420UCSCH1A FROM WOC?
WOC is a trusted global supplier known for its extensive inventory of genuine GE Distributed Turbine Control System parts, ensuring fast availability when operations are at stake. Our team of certified engineers provides quick and reliable repairs, typically completed within 3-7 days, while maintaining strict OEM-level quality standards across all components. We offer competitive pricing on new, unused, surplus, and refurbished parts, along with comprehensive warranties for added peace of mind. With worldwide shipping capabilities and 24/7 technical support, WOC delivers the expertise, reliability, and responsiveness that industries depend on to keep their systems running smoothly.
What is the GE IS420UCSCH1A?
The IS420UCSCH1A is a compact, stand-alone Gateway Controller Module for the Mark VIe series, designed to execute deterministic control logic for turbine applications and balance of plant (BoP) equipment. It serves as a specialized processing unit that runs application-specific logic in a diverse range of environments, including wind, gas, and steam power plants. This module acts as a critical interface within GE Distributed Turbine Control Systems to manage complex industrial operations.
What are the primary hardware advantages of the UCSC series?
The module is designed as a single-unit solution that eliminates mechanical failure points like cooling fans and operational maintenance items like batteries, while requiring no manual jumper settings for configuration. Its design focuses on high reliability through fanless convection cooling and flash memory that can be conveniently updated as needed. These features ensure a lower total cost of ownership and reduced downtime in demanding industrial settings.
How does the controller interface with PROFINET devices?
The module includes an Embedded PROFINET Gateway (Embedded PPNG), enabling it to communicate directly with PROFINET I/O devices such as RSTi-EP Slice I/O. This allows the controller to bridge communications between standard PROFINET hardware and the dedicated turbine control network. This flexibility enables operators to integrate a wider variety of peripheral hardware into their existing control architecture.
What is the purpose of the IONet in this module?
IONet is a private, special-purpose Ethernet network used specifically for high-speed, secure communication between Mark controllers, I/O packs, and other Mark controls. It ensures that the UCSCH1A can maintain high-speed data transmission without interference from standard office or external network traffic. This isolation is critical for maintaining the strict timing requirements of turbine control loops.
Can the I/O port capacity of the IS420UCSCH1A be expanded?
Yes, the standard three-port configuration can be expanded to a 10-port configuration by coupling the UCSCH1A with a seven-port expansion board, resulting in the UCECH1x model. This scalability allows the compact controller to manage more complex systems that require a higher volume of I/O interfaces. It provides a cost-effective path for system upgrades without replacing the core controller.
What operating system ensures the deterministic performance of this module?
The controller utilizes the QNX Neutrino real-time operating system (RTOS) to manage application-specific control logic with high precision. This OS is specifically selected for its ability to handle mission-critical tasks where timing and reliability are paramount for industrial safety. It provides the stable foundation necessary for the Intel Celeron-M processor to handle high-speed processing tasks.
